<!-- <template>
    <h3>超前地质预报</h3>
</template> -->
<template>
    <div class="china" id="china"></div>
</template>

<script setup>
import { getCurrentInstance,onMounted } from "vue"

const { proxy } = getCurrentInstance()

onMounted(() =>{
    proxy.$china("china")
})

</script>

<style scoped>
.china{
    width: 500px;
    height: 500px;
    background-color: #fff;
}
</style>